We went to the drawing board to solve an age-old problem. As you quickly raise a shotgun, that motion pulls the fabric of the jacket across your shoulders to the point of restriction. Utilizing GORE-TEX stretch technology in key areas that typically inhibit movement, the Hudson solves that problem in a waterproof, breathable package. Body-mapped PrimaLoft(R) insulation brings plenty of warmth to the table while minimizing bulk for a further enhanced range of motion. Hudson Jacket Dirt M